Format: nLength: 8Fixed length
DE 10
Conversion Rate, Cardholder Billing
What it is
Rate converting DE 4 into the cardholder billing amount (DE 6). First digit is the decimal-shift exponent.
Example values
61234567Rate 1.234567 (leading 6 shifts the decimal six places).Specification reference
Defined in ISO 8583:1987 (base). Card networks publish their own dialect tables (Visa BASE I / V.I.P., Mastercard CIS) that refine formats, lengths, and — for private-use elements — the entire layout. Always confirm against the interface specification you implement.